Evidence map›Paper›PMID 30863030›Full record

Observational studyClinical interventions in aging2019

Associations between obesity and cognitive impairment in the Chinese elderly: an observational study.

Qingtao Hou, Yang Guan, Weihua Yu, Xintong Liu, Lihua Wu, Mingzhao Xiao, Yang Lü

Registry-linked trialOpen access · goldAbstract readObservational Study
In one paragraph

Observational study in Clinical interventions in aging, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05841173 (Effects of Weight Loss Management on Cognitive Function in Elderly Obese Women), which is not on this map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed
11.5field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05841173 naunknown statusnot on this mapstarted 2022, after this paper: background citation

Effects of Weight Loss Management on Cognitive Function in Elderly Obese Women

TypeinterventionalSponsorFederal State Budgetary Scientific InstitutionRan2022 to 2023Enrolled200ConditionsObesity, Cognitive ChangeArms"PanTrek", Physical Trainings, Placebo, Diet
3 · Its place in the literature

Who cites it

75 citing papers in PubMed, 127 citations in OpenAlex.

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  9. Weight of time: exploring the link between obesity and aging.Aging clinical and experimental research · 2025
    Review
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  11. Effects of positive airway pressure therapy on quality of life in patients with obstructive sleep apnea syndrome.Dusunen adam : Bakirkoy Ruh ve Sinir Hastaliklari Hastanesi yayin organi · 2025
    Article
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15 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 1 country.

Qingtao HouDepartment of Geriatrics, The First Affiliated Hospital of Chongqing Medical University, Chongqing, People's Republic of China, lyu_yang@126.com.
Yang GuanDepartment of Geriatrics, The First Affiliated Hospital of Chongqing Medical University, Chongqing, People's Republic of China, lyu_yang@126.com.
Weihua YuDepartment of Anatomy, Institute of Neuroscience, Chongqing Medical University, Chongqing, People's Republic of China.
Xintong LiuDepartment of Geriatrics, The First Affiliated Hospital of Chongqing Medical University, Chongqing, People's Republic of China, lyu_yang@126.com.
Lihua WuDepartment of Anatomy, Institute of Neuroscience, Chongqing Medical University, Chongqing, People's Republic of China.
Mingzhao XiaoDepartment of Urology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, People's Republic of China.
Yang LüDepartment of Geriatrics, The First Affiliated Hospital of Chongqing Medical University, Chongqing, People's Republic of China, lyu_yang@126.com.
The Affiliated Yongchuan Hospital of Chongqing Medical University · CNChongqing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study was to investigate the relationship between obesity and cognitive impairment in the Chinese elderly. PATIENTS AND

methodsPatients aged 60 years or above were enrolled from the Department of Geriatrics of The First Affiliated Hospital of Chongqing Medical University from March 2013 to May 2017. Mini-Mental State Examination scale was used to assess the cognitive function. Body mass index (BMI) and waist-hip ratio were used to classify obesity. Student's

resultsA total of 1,100 patients including 568 men and 532 women aged 60-98 years (median age 79 years) were enrolled. After adjusting for age, gender, smoking, drinking, education level, hypercholesterolemia, hypertension, and diabetes, overweight was significantly associated with a decreased risk of cognitive impairment (OR=0.458, 95% CI=0.298-0.703,

conclusionOverweight is associated with a decreased risk of cognitive impairment in the Chinese elderly, while abdominal obesity is associated with an increased risk of cognitive impairment independent of conventional sociodemographic, lifestyle, and health-related comorbid factors.

Indexed as

CognitionAgedAged, 80 and overBody Mass IndexChinaCognitive DysfunctionFemaleHumansMaleMental Status and Dementia TestsMiddle AgedObesity, AbdominalOverweightRisk FactorsWaist-Hip Ratiobody mass indexcognitive functionelderlywaist-hip ratio

Identifiers

PMID30863030
PMCPMC6388776
OpenAlexW2911632634

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.